SARAH HASHIGUCHI
product designer
RAIN & SHINE
A BACKPACK FOR EVERY SEASON
100% waterproof body and the ability to house a solar panel to charge on the go.
Rain & Shine is ready to take on whatever conditions the day has in store.
Design Brief: in two weeks, create a bag to fit into the Nava Design product line
Solution: a versatile daypack for young active users to take from campus to the trails
RESEARCH
Product Lines
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bags & accessories
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diaries, planners, calendars, notebooks
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home office decor
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timepieces
Users
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young
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trendy
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stylish
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urban
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sophisticated
Bag Innovations/Features
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reflective stripe
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padded laptop pocket
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waterproof body
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easy access outside pocket
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stitching detail
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solid color
IDEATION & DESIGN DEVELOPMENT
At this stage I knew I wanted to incorporate a mini solar panel charger, but needed to decide between a school bag and a backpacking pack. Given the time constraint and brand focus, I decided to move forward with a hybrid of both and create a backpack for school and day hikes.
MATERIAL BOARD
Maroon Cordura
waterproof exterior
Reflective Grey Rayon
waterproof interior whose color makes it easy to find things inside the bag
Binding Tape
protect bottom seam
Reflective Tape
maximize visability
Netting
solar panel pocket
Zipper Pulls
ergonomic and easy to grab
Whistle Buckle
safety feature on chest strap connection
Strap Hardware
adjustable straps
Black Webbing
durable straps
Waterproof Zipper
maintains watertight seams
Large Buckle
waist strap connection
PROTOTYPING
I created a model of the backpack in Rhino and used the flatten feature to create a stencil (first in paper and later in cardboard). This prototype was my first experience pattern making, and allowed me to work through challenges such as determining the correct order of operations.
transferring the pattern from Rhino to Illustrator
cutting out the printed pattern
attaching the front pocket
planning the location of the straps
sewing the liner
sewing pockets
adding the zipper
sewing the strap connections
getting ready to attach the straps
FINAL PROTOTYPE
After problem solving and re-evaluating some of my previous design choices I decided to eliminate the hip straps, change the pockets to be incorporated into the design (opposed to appliqué pockets), make the bottom seam be internal (instead of covered in binding tape), and add the reflective stripe.
FEATURES
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Waterproof body, zippers, and inner liner
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Simple body construction from one piece of fabric to eliminate unnecessary seams
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Netted pocket for solar panel connected to an interior pocket that holds a phone or charge stick
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Two interior pockets
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Padded laptop sleeve
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Top pocket for keys and a wallet
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Vertical zipper to allow easy access to the bottom of the bag
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Parallel reflective stripe for visibility while biking
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Safety whistle on chest strap buckle
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Ergonomic straps